Twitter previously said 677,775 people in the US interacted with a Kremlin-linked troll campaign during the election. It's now doubled that number, and notified 1.4 million people that they've engaged with the trolls.

Facebook is now sending just 2.5 visitors to publishers’ sites per post for every one visitor Twitter sends. Twitter is becoming a more valuable tool for the news business as Facebook overhauls its feed.

“The most important asset any museum has is its credibility. This can be damaged by ties to donors and board members who are publicly known for investing in climate science obfuscation and opposing environmental solutions,” the scientists wrote in an an open letter.

"They claim they are merely distributing information. But the fact that they are near- monopoly distributors makes them public utilities," the philanthropist said at a dinner on the sidelines of the World Economic Forum in Davos.

Mila Stauffer is only 3, but she already has more than 3 million Instagram followers. Fans have gathered in Beverly Hills to meet her — some stop her on the street. And big companies are paying her mom for advertisements.